Struct ExchangeRateService

pub struct ExchangeRateService { /* private fields */ }

Enhanced service for exchange rate operations with caching

Implementations

impl ExchangeRateService

pub fn new(client: CurrencyClient) -> Self

Create a new exchange rate service with caching

pub fn from_env() -> Result<Self>

Create a service from environment variables

pub fn with_cache_config( client: CurrencyClient, cache_config: CacheConfig, ) -> Self

Create a service with custom cache configuration

pub async fn get_latest_rates( &self, base_currency: &str, ) -> Result<ExchangeRateResponse>

Fetch latest exchange rates for a base currency (with caching)

pub async fn get_historical_rates( &self, base_currency: &str, date: &str, ) -> Result<HistoricalRateResponse>

Fetch historical exchange rates for a specific date

pub async fn convert_historical( &self, request: HistoricalConversionRequest, ) -> Result<ConversionResponse>

Convert currency with historical data support

pub async fn convert_currency( &self, from: &str, to: &str, amount: f64, ) -> Result<ConversionResponse>

Convert a specific amount between two currencies (current rates)

pub async fn get_supported_currencies( &self, ) -> Result<SupportedCurrenciesResponse>

Get list of supported currencies (cached)

pub async fn is_currency_supported(&self, currency: &str) -> Result<bool>

Check if a currency is supported by fetching a small set of rates

pub async fn batch_convert( &self, base_currency: &str, target_currencies: &[String], amount: f64, ) -> Result<Vec<Result<ConversionResponse>>>

Batch convert multiple currency pairs efficiently

pub fn get_cache_stats(&self) -> CacheStats

Get cache statistics

pub async fn clear_cache(&self)

Clear cache manually

pub async fn cleanup_cache(&self)

Force cache cleanup of expired entries

Trait Implementations

impl Clone for ExchangeRateService

fn clone(&self) -> ExchangeRateService

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ExchangeRateService

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.